Analysis

  • max time kernel
    68s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-03-2023 12:50

General

  • Target

    1727a7e036ec6a5e886989da26104c203f1eec85aaae144fc9b4865dd58eb9e8.exe

  • Size

    354KB

  • MD5

    37bf44f8489e4594c538a363e83d876a

  • SHA1

    a72346b9a7dea9136ea020a3faae1aabe3e5fe9d

  • SHA256

    1727a7e036ec6a5e886989da26104c203f1eec85aaae144fc9b4865dd58eb9e8

  • SHA512

    24b2c78dfe4f16aaa06773c7a4920c7243dc5e07ef87ba31cb04bdb03f0d14f457d0c2de14c92b4f593f82761c0f2433b1d98f0090fae799ff6f33eb8d2b114f

  • SSDEEP

    6144:W/BdyBWD1LofPX2ijCeM2cp8OQyqM753pczq3XjcoZpLZbkWbzxjw:g6WD1EfPGijfCHqM75mcXYK1bkWi

Malware Config

Extracted

Family

redline

Botnet

koreamon

C2

koreamonitoring.com:80

Attributes
  • auth_value

    1a0e1a9f491ef3df873a03577dfa10aa

Signatures

  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • RedLine payload 34 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1727a7e036ec6a5e886989da26104c203f1eec85aaae144fc9b4865dd58eb9e8.exe
    "C:\Users\Admin\AppData\Local\Temp\1727a7e036ec6a5e886989da26104c203f1eec85aaae144fc9b4865dd58eb9e8.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:3224
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3224 -s 1280
      2⤵
      • Program crash
      PID:1328
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 3224 -ip 3224
    1⤵
      PID:1552

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3224-134-0x00000000008B0000-0x0000000000912000-memory.dmp

      Filesize

      392KB

    • memory/3224-135-0x0000000004F30000-0x00000000054D4000-memory.dmp

      Filesize

      5.6MB

    • memory/3224-136-0x0000000002830000-0x0000000002882000-memory.dmp

      Filesize

      328KB

    • memory/3224-137-0x0000000002830000-0x0000000002882000-memory.dmp

      Filesize

      328KB

    • memory/3224-139-0x0000000002830000-0x0000000002882000-memory.dmp

      Filesize

      328KB

    • memory/3224-141-0x0000000002830000-0x0000000002882000-memory.dmp

      Filesize

      328KB

    • memory/3224-144-0x00000000026F0000-0x0000000002700000-memory.dmp

      Filesize

      64KB

    • memory/3224-143-0x0000000002830000-0x0000000002882000-memory.dmp

      Filesize

      328KB

    • memory/3224-147-0x0000000002830000-0x0000000002882000-memory.dmp

      Filesize

      328KB

    • memory/3224-146-0x00000000026F0000-0x0000000002700000-memory.dmp

      Filesize

      64KB

    • memory/3224-149-0x0000000002830000-0x0000000002882000-memory.dmp

      Filesize

      328KB

    • memory/3224-151-0x0000000002830000-0x0000000002882000-memory.dmp

      Filesize

      328KB

    • memory/3224-153-0x0000000002830000-0x0000000002882000-memory.dmp

      Filesize

      328KB

    • memory/3224-155-0x0000000002830000-0x0000000002882000-memory.dmp

      Filesize

      328KB

    • memory/3224-157-0x0000000002830000-0x0000000002882000-memory.dmp

      Filesize

      328KB

    • memory/3224-159-0x0000000002830000-0x0000000002882000-memory.dmp

      Filesize

      328KB

    • memory/3224-161-0x0000000002830000-0x0000000002882000-memory.dmp

      Filesize

      328KB

    • memory/3224-163-0x0000000002830000-0x0000000002882000-memory.dmp

      Filesize

      328KB

    • memory/3224-165-0x0000000002830000-0x0000000002882000-memory.dmp

      Filesize

      328KB

    • memory/3224-167-0x0000000002830000-0x0000000002882000-memory.dmp

      Filesize

      328KB

    • memory/3224-169-0x0000000002830000-0x0000000002882000-memory.dmp

      Filesize

      328KB

    • memory/3224-171-0x0000000002830000-0x0000000002882000-memory.dmp

      Filesize

      328KB

    • memory/3224-173-0x0000000002830000-0x0000000002882000-memory.dmp

      Filesize

      328KB

    • memory/3224-175-0x0000000002830000-0x0000000002882000-memory.dmp

      Filesize

      328KB

    • memory/3224-177-0x0000000002830000-0x0000000002882000-memory.dmp

      Filesize

      328KB

    • memory/3224-179-0x0000000002830000-0x0000000002882000-memory.dmp

      Filesize

      328KB

    • memory/3224-181-0x0000000002830000-0x0000000002882000-memory.dmp

      Filesize

      328KB

    • memory/3224-183-0x0000000002830000-0x0000000002882000-memory.dmp

      Filesize

      328KB

    • memory/3224-185-0x0000000002830000-0x0000000002882000-memory.dmp

      Filesize

      328KB

    • memory/3224-187-0x0000000002830000-0x0000000002882000-memory.dmp

      Filesize

      328KB

    • memory/3224-189-0x0000000002830000-0x0000000002882000-memory.dmp

      Filesize

      328KB

    • memory/3224-191-0x0000000002830000-0x0000000002882000-memory.dmp

      Filesize

      328KB

    • memory/3224-193-0x0000000002830000-0x0000000002882000-memory.dmp

      Filesize

      328KB

    • memory/3224-195-0x0000000002830000-0x0000000002882000-memory.dmp

      Filesize

      328KB

    • memory/3224-197-0x0000000002830000-0x0000000002882000-memory.dmp

      Filesize

      328KB

    • memory/3224-199-0x0000000002830000-0x0000000002882000-memory.dmp

      Filesize

      328KB

    • memory/3224-201-0x0000000002830000-0x0000000002882000-memory.dmp

      Filesize

      328KB

    • memory/3224-928-0x00000000054E0000-0x0000000005AF8000-memory.dmp

      Filesize

      6.1MB

    • memory/3224-929-0x0000000005B40000-0x0000000005B52000-memory.dmp

      Filesize

      72KB

    • memory/3224-930-0x0000000005B60000-0x0000000005C6A000-memory.dmp

      Filesize

      1.0MB

    • memory/3224-931-0x0000000005C70000-0x0000000005CAC000-memory.dmp

      Filesize

      240KB

    • memory/3224-932-0x00000000026F0000-0x0000000002700000-memory.dmp

      Filesize

      64KB

    • memory/3224-933-0x0000000005F90000-0x0000000005FF6000-memory.dmp

      Filesize

      408KB

    • memory/3224-934-0x0000000006F30000-0x0000000006FC2000-memory.dmp

      Filesize

      584KB

    • memory/3224-935-0x0000000006FF0000-0x0000000007040000-memory.dmp

      Filesize

      320KB

    • memory/3224-936-0x0000000007050000-0x00000000070C6000-memory.dmp

      Filesize

      472KB

    • memory/3224-937-0x0000000007370000-0x000000000738E000-memory.dmp

      Filesize

      120KB

    • memory/3224-939-0x00000000074A0000-0x0000000007662000-memory.dmp

      Filesize

      1.8MB

    • memory/3224-940-0x0000000007870000-0x0000000007D9C000-memory.dmp

      Filesize

      5.2MB

    • memory/3224-941-0x00000000026F0000-0x0000000002700000-memory.dmp

      Filesize

      64KB

    • memory/3224-942-0x00000000026F0000-0x0000000002700000-memory.dmp

      Filesize

      64KB